livecode/util/hash_strings.pl at develop · livecode/livecode · GitHub

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#!/usr/bin/env perl

use warnings;

use File::Basename;

use File::Temp qw(tempfile);

# Arguments

my $sourceFile = $ARGV[0];

my $targetFile = $ARGV[1];

my $perfectCmd = $ARGV[2];

# Get the input

open SOURCE, "<$sourceFile"

or die "Could not open source file \"$sourceFile\": $!";

my @sourceLines = <SOURCE>;

close SOURCE;

# List of tokens

my %tokens = ();

# Look for the lines with the following properties:

# The first token is "{"

# The second token is a C-string

foreach my $line (@sourceLines)

{

# Does the line begin with a { token?

if (!($line =~ s/^\s*\{\s*//g))

{

next;

}

# Is the next token a C-string?

if (substr($line, 0, 1) ne '"')

{

next;

}

# Scan to the end of the string

# NOTE: embedded quotation marks are not handled correctly!

my $end = index($line, '"', 1);

if ($end == -1)

{

next;

}

# Copied over from hash_strings.rev

if (substr($line, 1, 1) eq '\\')

{

next;

}

# Add to the list of tokens

my $token = substr($line, 1, $end-1);

$tokens{$token} = 1;

}

# Write the list of tokens out to a temporary file

($tempFH, $tempName) = tempfile();

($tempFH2, $tempName2) = tempfile();

print $tempFH join("\n", sort(keys %tokens));

close $tempFH;

close $tempFH2; # Need to close because Win32 opens exclusively

# Path to the "perfect" executable

my $perfectExe = $perfectCmd;

# Execute the appropriate "perfect" executable

my $result = system("\"$perfectExe\" <\"$tempName\" >\"$tempName2\"");

die unless ($result == 0);

# Strip of any leading warning message

open $tempFH2, "<$tempName2";

my @lines = <$tempFH2>;

close $tempFH2;

unlink $tempName;

unlink $tempName2;

if (substr($lines[0], 0, 1) ne '#')

{

splice(@lines, 0, 1);

}

# Write to the output file

open OUTPUT, ">$targetFile"

or die "Couldn't open output file: $1";

print OUTPUT join('', @lines);

close OUTPUT;

livecode/util/hash_strings.pl at develop · livecode/livecode · GitHub

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